##HW1
cat('2 + 2 =',2+2)  #calculates 2+2 and displays 2+2=4 to the console window

#x<-c(10.4, 5.6, 3.1, 6.4, 21.7, 19.6, 12, 8, 8)
#plot(hist(x))
#plot(x)
